Theory of Horology

Theory of Horology


Section 4 Numerical Analysis

4-2 Sample Program on "Gnuplot"


4-2-1 Amplitude Calculation of Pendulum by Runge-Kutta Method(RK4)

4-2-2 Calculation and Theoretical Value of Amplitude during Free Damping of Balance on Runge-Kutta Method(RK4)

4-2-3 Calculation of Escapement Error on Runge-Kutta Method (RK4)

4-2-4 Drawing of Outer Terminal Curve (an example) of Hairspring

4-2-5 Drawing of Inner Terminal Curve (an example) of Hairspring

4-2-6 Trajectory of Shift in Center of Gravity of Free-end Spring

4-2-7 Drawing of Free-end Flat Hairspring

4-2-8 Drawing of Fixed-end Flat Hairspring